code: def get(cls):
      if not hasattr(cls.tls, "instance"):
          return None
  
      return cls.tls.instance
  
imports: import logging
  import threading
  from operator import itemgetter
  from queue import Queue
  import torch
  from torch.distributed import ReduceOp
  from .communicator import Communicator
label_desc: Use image node_id 3 for calling the InProcessCommunicator obj's underlying member method code with example usage: obj.get(cls) and returns: cls, None